body{margin:0;font-family:'Poppins',sans-serif;background:#f4f4f4;display:flex;justify-content:center;align-items:center;height:100vh}.container{display:flex;background:#fff;border-radius:12px;box-shadow:0 0 30px rgba(0,0,0,.1);overflow:hidden;max-width:900px;width:100%}.left{background:#001f4d;color:#fff;padding:40px;width:40%;display:flex;flex-direction:column;justify-content:center;align-items:center}.left img{width:120px;margin-bottom:20px}.left h1{font-size:24px;font-weight:600;text-align:center;line-height:1.4}.right{padding:40px;width:60%}.right h2{margin-bottom:25px;color:#333;font-size:24px;font-weight:600}.error{background:#ffe0e0;color:#a00;padding:10px;border-radius:6px;margin-bottom:20px}input[type=text],input[type=email],input[type=password]{width:100%;padding:14px;margin-bottom:20px;border:1px solid #ccc;border-radius:6px;font-size:16px}.checkbox{display:flex;align-items:center;margin-bottom:20px}.checkbox input{margin-right:10px}.register-btn{width:100%;padding:14px;background:#007bff;color:#fff;border:none;border-radius:6px;font-weight:600;font-size:16px;cursor:pointer;transition:background .3s ease}.register-btn:hover{background:#0056b3}.links{margin-top:20px;text-align:center;font-size:14px}.links a{color:#007bff;text-decoration:none;font-weight:500}.links a:hover{text-decoration:underline}